.content { float:left; width:92%; margin:0 4%; padding: 20px 0; }

/*BTN*/
.btn-download       { background-color:#ee2727; color:#fff; border-radius: 50px; font-family: 'open_sansregular'; padding: 0.5em 0.8em; display:block; float: none; text-decoration: none; margin: auto; width:100%; font-size: 1.5em; text-align: center; line-height: 40px; }
.btn-download:hover { background-color:#d00f0f; color:#fff; }

/*HEADER*/
.main_header          { background:#ffffff; border-bottom:1px #f4f4f4 solid; z-index:1; padding: 0.5em 0em; }
.main_header .content { float:left; padding:0px 0; }

.fixed            { display:block; position:fixed; z-index:9;  }
.main_header_logo { text-align:center; margin:auto; float:none; width:138px; }
.main_header_logo img { height:69px; }

/*PUBLICIDADE*/
.boxBannerTopo   { padding:0em 0; background-color:transparent; }
.bannerTopo      { width:100%; float:left; background-color:#fff; border:1px solid #e9ebee; }
.bannerTopo .imagemBan   { margin:auto; max-width:900px; overflow:hidden; }
.bannerTopo .imagemBan a { width:100%; height:100%; float:left; display:block; }

/*Seu Código*/
.section-seu-codigo          { padding:10px 0px; background-color:#f4f4f4; }
.section-seu-codigo .content { float:left; padding:1em 0; }
.section_title               { width: 100%; float:left; margin-bottom:1em; font-size:1.3em; font-weight: 300; text-align: center; border-bottom: 1px #eceaea solid; padding-bottom: 1em; }

.box-artigo   { width:100%; float:left; background:#fff; box-shadow: 1px 0px 1.2px 0px #e3e3e3; border-radius:3px; padding:1em; }

/*Card Flip*/

.box-card {

  display: flex;
  margin: 0 auto;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  max-width: 1200px;

}

.card {

  color: inherit;
  cursor: pointer;
  width: calc(33% - 2rem);
  min-width: calc(33% - 2rem);
  height: 400px;
  min-height: 400px;
  perspective: 1000px;
  margin: 1rem;
  position: relative;

}

@media screen and (max-width: 768px) {

    .card { width: calc(50% - 2rem); }

}

@media screen and (max-width: 500px) {
  
   .card { width: 100%; }

}

.frente,.verso {

  display: flex;
  border-radius: 6px;
  background-position: center;
  background-size: cover;
  text-align: center;
  justify-content: center;
  align-items: center;
  position: absolute;
  height: 100%;
  width: 100%;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
  transform-style: preserve-3d;
  transition: ease-in-out 600ms;

}

.frente {

  background-size: cover;
  padding: 2rem;
  font-size: 1.618rem;
  font-weight: 600;
  color: #fff;
  overflow: hidden;
  font-family: Poppins, sans-serif;

}

.frente:before {

  position: absolute;
  display: block;
  content: "";
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, #1a9be6, #1a57e6);
  opacity: 0.25;
  z-index: -1;
}

.card:hover .frente {
  transform: rotateY(180deg);
}

.card:nth-child(even):hover .frente {
  transform: rotateY(-180deg);
}

.verso {
  background: #0455b7;
  transform: rotateY(-180deg);
  padding: 0 2em;
}

.verso p { 

    width:100%; 
    float:left; 
    margin-bottom:20px; 
    color:#fff; 

}

.verso .button {

  background: linear-gradient(135deg, #c0c0c0, #fff);

}

.verso .button:before {
  box-shadow: 0 0 10px 10px rgba(26, 87, 230, 0.25);
  background-color: rgba(26, 87, 230, 0.25);
}

.card:hover .verso {
  transform: rotateY(0deg);
}


.button {

    transform: translateZ(40px);
    cursor: pointer;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
    font-weight: bold;
    color: #525252;
    padding: 0.6em 1.5em;
    border-radius: 100px;
    font: bolder;
    border: none;
    position: relative;
    transform-style: preserve-3d;
    transition: 300ms ease;
    font-size: 1em;

}

.button:before {

  transition: 300ms ease;
  position: absolute;
  display: block;
  content: "";
  transform: translateZ(-40px);
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
  height: calc(100% - 20px);
  width: calc(100% - 20px);
  border-radius: 100px;
  left: 10px;
  top: 16px;

}

.button:hover {
  transform: translateZ(55px);
}

.button:hover:before {
  transform: translateZ(-55px);
}

.button:active {
  transform: translateZ(20px);
}

.button:active:before {
  transform: translateZ(-20px);
  top: 12px;
}

/*Card Flip*/

/*Seu Download*/
.section-seu-download          { padding:10px 0px; background-color:#f4f4f4; }
.section-seu-download .content { float:left; padding:1em 0; }
.box-download                  { width:100%; float:left; background:transparent; padding:1em; }

/*FOOTER*/
.main_footer          { background-color:#353535; color:#fff; font-size:0.875em; }
.main_footer .content { padding:3em 0em; }

.main_footer_copy       { background-color:#262626; width:100%; float:left; text-align:center; padding:1.5em 0em; }
.main_footer_copy p     { font-family:'open_sanslight'; font-size:1em; color:#e1e0e0; height:20px; }
.main_footer_copy .m-b-footer   { margin-bottom:0.5em; }
.main_footer_copy .by   { font-size:0.96em; }
.main_footer_copy .by i { font-size:0.96em; margin-right:3px; color:#e82626; }


/*Começa o Responsivo*/

/*480PX BREAKPOINT*/
/*480 dividido por 16 = 30em*/
@media (min-width:30em){

.boxBannerTopo { padding:1em 0; }

}

/*600PX BREAKPOINT*/
/*600 dividido por 16 = 37,5em*/
@media (min-width:37em){


} 

/*768PX BREAKPOINT*/
/*768 dividido por 16 = 48em*/
@media (min-width:48em){


} 

/*960PX BREAKPOINT*/
/*960 dividido por 16 = 60em*/
@media (min-width:60em){

 .section-seu-codigo          { padding:20px 0px; }
 .section-seu-codigo .content { width:80%; padding:1em 0; margin:0 10%; }

.btn-download { width:35%; }

}

/*1280PX BREAKPOINT*/
/*1280 dividido por 16 = 80em*/
@media (min-width:80em){

 
}

/*1366PX BREAKPOINT*/
/*1366 dividido por 16 = 85,375em*/
@media (min-width:85em){

 .content  { width:80%; margin:0 10%; }

}

/*1600PX BREAKPOINT*/
/*1600 dividido por 16 = 100em*/
@media (min-width:100em){


}
/*Fecha o Responsivo*/